/Engine/Plugins/Online/OnlineServicesOSSAdapter/Source/Public/Online/LeaderboardsOSSAdapter.h
class FLeaderboardsOSSAdapter : public [UE::Online::FLeaderboardsCommon](API\Plugins\OnlineServicesCommon\Online\FLeaderboardsCommon)
constFAuthOSSA...
Auth
IOnlineLeaderbo...
LeaderboardsInterface
FOnlineLeaderbo...
ReadObject